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10222221133 = 43323607901
BaseRepresentation
bin10011000010100101…
…01011011101001101
3222101101220122012201
421201102223131031
5131413342034013
64410201401501
7511213305655
oct114122533515
928341818181
1010222221133
1143761a5043
121b93499291
13c6ba54b77
146cd88b365
153ec6563dd
hex2614ab74d

10222221133 has 4 divisors (see below), whose sum is σ = 10245829468. Its totient is φ = 10198612800.

The previous prime is 10222221109. The next prime is 10222221137. The reversal of 10222221133 is 33112222201.

10222221133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2976466249 + 7245754884 = 54557^2 + 85122^2 .

It is a cyclic number.

It is not a de Polignac number, because 10222221133 - 225 = 10188666701 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10222221133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222221137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11803518 + ... + 11804383.

It is an arithmetic number, because the mean of its divisors is an integer number (2561457367).

Almost surely, 210222221133 is an apocalyptic number.

It is an amenable number.

10222221133 is a deficient number, since it is larger than the sum of its proper divisors (23608335).

10222221133 is an equidigital number, since it uses as much as digits as its factorization.

10222221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23608334.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10222221133 its reverse (33112222201), we get a palindrome (43334443334).

The spelling of 10222221133 in words is "ten billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred thirty-three".

Divisors: 1 433 23607901 10222221133